49 lines
1.2 KiB
Python
Executable File
49 lines
1.2 KiB
Python
Executable File
#!/usr/bin/env python3
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# SPDX-License-Identifier: GPL-2.0-or-later
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# Copyright (C) 2020, Google Inc.
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#
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# Author: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
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#
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# Generate the IPA module signing public key
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import string
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import subprocess
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import sys
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def main(argv):
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if len(argv) != 4:
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print('Usage: %s priv-key template output' % argv[0])
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return 1
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priv_key = argv[1]
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template = argv[2]
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output = argv[3]
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try:
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ret = subprocess.run(['openssl', 'rsa', '-pubout', '-in', priv_key,
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'-outform', 'DER'],
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stdout=subprocess.PIPE)
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except FileNotFoundError:
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print('Please install openssl to sign IPA modules')
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return 1
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ipa_key = ['0x%02x' % c for c in ret.stdout]
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ipa_key = [', '.join(ipa_key[bound:bound + 8]) for bound in range(0, len(ipa_key), 8)]
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ipa_key = ',\n\t'.join(ipa_key)
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data = {'ipa_key': ipa_key}
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template = open(template, 'rb').read()
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template = template.decode('utf-8')
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template = string.Template(template)
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f = open(output, 'wb')
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f.write(template.substitute(data).encode('utf-8'))
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f.close()
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return 0
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if __name__ == '__main__':
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sys.exit(main(sys.argv))
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